Provides 12 RJ45 ports - The first 8 ports are DS ports for the connection of Avaya digital phones. It can be fitted with an IP500 trunk interface card that uses the additional 4 ports for trunk connections.
Maximum - 3 per IP500 control unit
Compatible with IP500 Control Unit running IP Office R5.0 or higher
Compatible with IP500 V2 Control Unit running IP Office R6.0 or higher or IP Office Partner Version
Compatible with 1400, 2400, 5400, and 6400 series digital telephones
Also compatible with 9500 series digital phones on IP Office R7.0 or higher